<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		
		
		<script src="js/liba.js"></script>
		<script src="js/libb.js"></script>
		
		
		<script>
			
			
			
			let result1 = cal(10);
			
			console.log("result1",result1);
			
			let result2 = window.Liba.fun(20);
			
			console.log("result2",result2);
			
			
			
		</script>
		
	</head>
	<body>
		<h3>请打开浏览器控制台，观察结果</h3>
		
		
	</body>
</html>